IE9. Dropping doesn't work. A portlet just returns to its old position.

IE9. If IE has a single tab with the Portal example, initial dragging causes IE9 to be hidden. Sometimes it is reproducible with other things. It seems only reproducible if there is a single tab in IE9.

Chrome and FireFox. Dropping causes a browser hangs on. If it doesn't happen at first drop, please try several times.

IE9. If IE has a single tab with the Portal example, initial dragging causes IE9 to be hidden. Sometimes it is reproducible with other things. It seems only reproducible if there is a single tab in IE9.

This appears to be reproducible with dragging events in the Calendar and dragging tabs with a TabPanel+ BoxReorderer combination.

IE9. If IE has a single tab with the Portal example, initial dragging causes IE9 to be hidden. Sometimes it is reproducible with other things. It seems only reproducible if there is a single tab in IE9.